DEA Classic models cannot be used for inaccurate and indeterminate data, and it is supposed that the data for all inputs and outputs are accurate and determinate. However, in real life situations uncertainty is more common. This article attempts to get the common weights for Decision-Making Units by developing DEA multi-objective models in the grey environment. First, we compute the privilege o...

E-marketing is an important tool for real estate enterprises. We evaluate 3 online marketing channels of 44 Chinese companies. Super-efficiency DEA and grey entropy methods are applied to analyse the influence on performance find that will affect business Real company managers should adopt more strategies improve corporate performance.

Foreign direct investment (FDI) is an important factor in building a strong economy for country, particularly developing and emerging markets. Both domestic enterprises policy makers have been motivated to attract FDI the benefits of FDI, such as technological transfers, spillover benefits, rising competition. There need functional model assess how competitive index affects attractiveness. Ther...

BACKGROUND The Dog erythrocyte antigen (DEA) 1 blood group system was thought to contain types DEA 1.1 and 1.2 (and possibly 1.3 [A3]). However, DEA 1.2+ dogs are very rare and newer typing methods reveal varying degrees of DEA 1 positivity. OBJECTIVES To assess if variation in DEA 1 positivity is because of quantitative differences in surface antigen expression. To determine expression patte...